# Delock 91864 Slot Sensor 5 mm Type K with 4 Open Cable Ends NPN L/D Switchable 2 m

**URL:** https://aio.lv/en/product--delock-91864--12583247
**Data updated:** 2026-07-16 19:13 (EEST)
**Category:** Other goods
**Manufacturer:** DELOCK
**Manufacturer code:** 91864
**EAN:** 4043619918645
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 25.49 €
**Prices and availability valid until:** 2026-08-16 23:59
**Price without VAT (21%):** 21.07 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--delock-91864--12583247

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.08.2026 | free |
| Pickup points | 19.08.2026 | 1.79 EUR |
| Courier delivery to door | 19.08.2026 | 4.99 EUR |

## Summary description

The Delock 91864 is a 5 mm slot sensor (Type K) designed for precise object detection in industrial automation. It features an NPN output with switchable Light-on/Dark-on (L/D) modes. The device comes with a 2-meter cable with 4 open ends for flexible integration into control systems. This optical sensor is ideal for counting, positioning, and monitoring applications requiring reliable detection within a 5 mm gap.

## Long description

The Delock 91864 is a high-precision 5 mm slot sensor, specifically engineered for industrial automation and reliable object detection. This Type K optical sensor utilizes an NPN output configuration and offers the versatility of switchable Light-on and Dark-on (L/D) operating modes. Equipped with a durable 2-meter cable featuring four open ends, it allows for seamless and flexible integration into various control systems and machinery setups.
Advantages
This slot sensor provides exceptional accuracy for detecting small objects within its 5 mm gap, ensuring consistent performance in demanding industrial environments. The inclusion of switchable L/D modes offers significant flexibility, allowing the sensor to be adapted to different logic requirements without needing additional hardware. Its robust design and long cable length facilitate easy installation in complex automated systems, while the NPN output ensures compatibility with a wide range of standard industrial controllers and programmable logic controllers.
Suitable for
Counting components on production lines
Precise positioning of mechanical parts
Monitoring the presence of objects in automated machinery
Edge detection and limit sensing
When it may not be suitable
This sensor is not intended for use in environments with extreme dust, high levels of ambient light interference, or liquids that could obstruct the optical path, as these conditions may lead to false readings. It is also not suitable for applications requiring a detection gap larger than 5 mm.
Key specifications
Slot width: 5 mm
Output type: NPN
Operating modes: Light-on / Dark-on switchable
Cable length: 2 meters
Connection type: 4 open cable ends
How to use
To install the sensor, mount it securely in the desired position ensuring the object to be detected passes through the 5 mm slot. Connect the four open cable ends to your control system according to the wiring diagram provided in the technical documentation. Once connected, use the integrated switch to select the appropriate Light-on or Dark-on mode based on your specific application requirements. Ensure the sensor is aligned correctly to prevent misalignment errors during operation.
What to consider before purchase
Verify that the 5 mm slot width is sufficient for the objects you intend to detect.
Ensure your control system is compatible with NPN output signals.
Check that the 2-meter cable length is adequate for your installation layout.
Confirm the environmental conditions are suitable for an optical sensor.
Usage recommendations
Regularly clean the optical surfaces of the slot sensor with a soft, dry cloth to prevent dust accumulation, which can impair detection accuracy. Periodically verify the sensor alignment and cable connections to maintain optimal performance in your automated system.

## FAQ

### How much does the Delock 91864 Slot Sensor 5 mm Type K cost, and is it available for purchase?

The price is 25.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 50 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.08.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All DELOCK products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized DELOCK service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12583247/68953581_large.webp